cpio vs tar

hello,I need to replicate several directories of a NFS files system coming from a SFU NAS file server.

The destination machine is RHEL4.I mounted both files systems (source and destination) on a HPUX 11i machine.I tried to use cpio (as I'm used in the UX-UX transfer) like this:find . -depth -print |cpio -pdum /aaa/xfer/